.bgb{
    width: 1500px;
    height: 3000px;
    overflow: scroll;
    border: 2px solid black;
    margin: 0 auto;
}
.title{
    width: 1500px;
    height: 150px;
    border-bottom:2px solid black;
    margin-right: 5px;;
    position: fixed;
    background-color: beige;
    
}
.t1{
    margin-left: 600px;
    font-size: 30px;
    font-weight: bold;
}
.t2{
    float: right;
   margin-right: 20px; 
   font-size: 20px;
}
.t2 a{
    text-decoration: none;
    color: black;
}
#mqdw{
    font-size: 50px;
}
.s2{
    font-size: 50px;
    border: 1px solid black;
    border-radius: 400px;
    width: 800px;
    height: 50px;
    margin-left: 50px;
}
